Behavioral task
behavioral1
Sample
2024-02-13_fc8e53454d17b8e9cfc7577da8037775_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_fc8e53454d17b8e9cfc7577da8037775_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_fc8e53454d17b8e9cfc7577da8037775_cryptolocker
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Size
93KB
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MD5
fc8e53454d17b8e9cfc7577da8037775
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SHA1
36c118ec097abef352ce2856456a636f59b12ad6
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SHA256
f247e3442f8cd235036c7f9d828d7c072e15150715284686445e82caeeb58385
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SHA512
f3b17aaef2abbb8ecdc19f5c802ed02c38a3e74c2c5c106db7caa0322f4cda39efd15ded0e986d2994523229f67460e0cc442c57f7a33dbc3b76d52de22caf21
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/TD:zCsanOtEvwDpjBf
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-13_fc8e53454d17b8e9cfc7577da8037775_cryptolocker
Files
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2024-02-13_fc8e53454d17b8e9cfc7577da8037775_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE